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SKU: 10419 | UPC: 690092184858
Vibrant Heat Sink Oxygen Sensor Weld Bung T304 SS (M18 x 1.5 Thread) Universal Fit
Weld this Vibrant heat sink bung into any exhaust system for Bosch LSU 4.9 oxygen sensors. Finned design delivers convective cooling to keep sensor temps up to 30 percent lower than standard bungs avoiding heat-related failures. Coped edges simplify precise welding on tubes from 1.5 to 4 inches diameter.
Key Features
- Heat Sink Fins: Optimized finned surface boosts airflow cooling sensor tip up to 30 percent cooler than plain bungs extending service life in high-heat exhaust
- T304 Stainless Steel: Corrosion-resistant material withstands extreme exhaust environments for long-term durability
- M18 x 1.5 Thread: Exact match for Bosch LSU 4.9 sensors ensuring secure fit without adapters
- Coped Design: Pre-shaped contour matches round exhaust tubing for faster cleaner welds
- Universal Application: Fits 1.5 to 4 inch OD tubes works on any custom or performance exhaust setup
Product Notes
- Exclusively compatible with Bosch LSU 4.9 wideband oxygen sensors
- Clean weld area free of oil or paint before installation
- Ships in protective packaging to prevent damage
Installation Notes
- Professional installation recommended.
- Weld in 45 degree position for optimal sensor clearance
- Compatible with TIG MIG or oxy-acetylene welding on stainless or mild steel tubing
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | All | Bosch LSU 4.9 O2 Sensor Installations |
Why Choose Vibrant?
- Proven in motorsports and street performance exhaust systems
- Precision-machined components from premium materials
- Engineered solutions for wideband sensor protection
Frequently Asked Questions
-
Q: Will this bung fit other oxygen sensors?
A: Designed exclusively for Bosch LSU 4.9 sensors M18 x 1.5 thread other types require different bungs -
Q: What material is the bung made from?
A: Full T304 stainless steel construction resists corrosion and high temperatures -
Q: How do I weld this bung properly?
A: Use coped edge on clean 1.5 to 4 inch tubing position at 45 degrees weld with TIG for best results
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Compact box 2 x 2 x 1 inches
- Weight: 0.05 lbs
Bungs
Bungs parts and accessories are stocked at Black Ops Auto Works for street builds, track cars, trucks, and custom fabrication. Shop O2 sensor bungs, wideband bungs, AN weld bungs, coolant bungs, oil pressure ports, threaded bungs, stand-off bungs, weld fittings, sensor plugs, tube bungs, frame plugs, and fabrication hardware with application details for the systems and platforms that need them. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 123 Bungs SKUs across sensor ports, fluid fittings, exhaust hardware, threaded fabrication parts, and installation accessories. What This Bungs Collection Covers Bungs are weld-on or threaded foundation pieces for custom exhaust, fuel, coolant, oil, intake, chassis, and gauge work. This broad selection includes stainless steel O2 bungs, titanium AN bungs, aluminum stand-off bungs, threaded plugs, sensor ports, and weld fittings for fabricato...
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Fabrication
Shop Fabrication Parts and Materials at Black Ops Auto Works for stainless steel tubing, titanium tubing, aluminum charge piping, mandrel bends, V-band clamps, flanges, merge collectors, AN fittings, PTFE hose kits, braided fuel and oil lines, heat shields, welding supplies, brackets, bungs, and hardware for building custom exhaust systems, turbo plumbing, intercooler piping, and fuel system routing. Start with tubing in stainless, titanium, or aluminum in the right diameter and wall thickness, then add mandrel bends, flanges, V-bands, and clamps to complete the joint work. Black Ops Auto Works carries 5,866 fabrication SKUs from Vibrant Performance, Ticon Industries, Stainless Bros, Radium Engineering, Fragola, DEI, and ATP Turbo. Why Custom Fabrication Custom fabrication solves fitment problems that no universal or pre-bent kit can address. Raw tubing, flanges, and fittings give the fabricator freedom to route exhaust around a turbo, snake charge pipe around accessories, hard-...
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Vibrant
Vibrant Performance parts for custom exhaust, turbo builds, and fabrication projects are stocked at Black Ops Auto Works. Shop clamps, V-band flanges, mandrel bends, silicone couplers, wideband bungs, catalytic converters, resonators, tips, mufflers, oil catch cans, AN fittings, hoses, wastegate flanges, and fuel system fittings for street, race, drift, and off-road builds. Every product is filterable by size, material, and fitting type so the correct part ships the first time. Black Ops Auto Works carries 3,096 Vibrant Performance SKUs across exhaust fabrication, forced induction plumbing, and fuel system hardware. What This Brand Covers Vibrant Performance manufactures exhaust and fabrication parts for DIY custom exhaust, turbo builds, and general fabrication work. The catalog spans stainless mandrel bends and V-band flanges for exhaust construction, silicone couplers and hump hoses for intercooler and intake plumbing, and AN fittings and PTFE hose for fuel and oil systems. Fa...
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